Originally Posted by axmea?

Smog shops are not dumb. There's a reason why they are in business and make money. They hear a car with a loud exhaust driving in they know what's up. I don't have to do it for a while but will need to start looking at a place that will pass me. I'm going to where DE.50 and Waizz recommends. The problem CA has is enforcement. Too many cars, too many smog shops, some in bad neighborhoods for them to effectively oversee. They can do randoms but that is not effective to check on compliance. You should find another one. Being conservative here I think one in 5 shops will take you. Passing you is another story.